Package org.eclipse.jetty.websocket.common.frames

Examples of org.eclipse.jetty.websocket.common.frames.DataFrame

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            int remaining = payload.remaining();
            int length = Math.min(remaining, maxLength);
            finished = length == remaining;

            boolean continuation = frame.getType().isContinuation() || !first;
            DataFrame fragment = new DataFrame(frame, continuation);
            boolean fin = frame.isFin() && finished;
            fragment.setFin(fin);

            int limit = payload.limit();
            int newLimit = payload.position() + length;
            payload.limit(newLimit);
            ByteBuffer payloadFragment = payload.slice();
            payload.limit(limit);
            fragment.setPayload(payloadFragment);
            if (LOG.isDebugEnabled())
                LOG.debug("Fragmented {}->{}", frame, fragment);
            payload.position(newLimit);

            nextOutgoingFrame(fragment, this, entry.batchMode);
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            {
                LOG.debug("Compressed {}: {}->{} chunk bytes",entry,inputLength,outputLength);
            }

            boolean continuation = frame.getType().isContinuation() || !first;
            DataFrame chunk = new DataFrame(frame, continuation);
            if(rsvUse == RSV_USE_ONLY_FIRST) {
                chunk.setRsv1(!continuation);
            } else {
                // always set
                chunk.setRsv1(true);
            }
            chunk.setPayload(payload);
            chunk.setFin(fin);

            nextOutgoingFrame(chunk, this, entry.batchMode);
        }
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     */
    abstract int getRsvUseMode();

    protected void forwardIncoming(Frame frame, ByteAccumulator accumulator)
    {
        DataFrame newFrame = new DataFrame(frame);
        // Unset RSV1 since it's not compressed anymore.
        newFrame.setRsv1(false);

        ByteBuffer buffer = getBufferPool().acquire(accumulator.getLength(), false);
        try
        {
            BufferUtil.flipToFill(buffer);
            accumulator.transferTo(buffer);
            newFrame.setPayload(buffer);
            nextIncomingFrame(newFrame);
        }
        finally
        {
            getBufferPool().release(buffer);
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        {
            if (LOG.isDebugEnabled())
            {
                LOG.debug("sendPartialBytes({}, {})", BufferUtil.toDetailString(fragment), isLast);
            }
            DataFrame frame = first ? new BinaryFrame() : new ContinuationFrame();
            frame.setPayload(fragment);
            frame.setFin(isLast);
            blockingWrite(frame);
        }
        finally
        {
            if (isLast)
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        {
            if (LOG.isDebugEnabled())
            {
                LOG.debug("sendPartialString({}, {})", fragment, isLast);
            }
            DataFrame frame = first ? new TextFrame() : new ContinuationFrame();
            frame.setPayload(BufferUtil.toBuffer(fragment, StandardCharsets.UTF_8));
            frame.setFin(isLast);
            blockingWrite(frame);
        }
        finally
        {
            if (isLast)
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        int len = msg.length;
        boolean continuation = false;
        byte mini[];
        for (int i = 0; i < len; i++)
        {
            DataFrame frame = null;
            if (continuation)
            {
                frame = new ContinuationFrame();
                continuationCount++;
            }
            else
            {
                frame = new TextFrame();
                textCount++;
            }
            mini = new byte[1];
            mini[0] = msg[i];
            frame.setPayload(ByteBuffer.wrap(mini));
            boolean isLast = (i >= (len - 1));
            frame.setFin(isLast);
            send.add(frame);
            continuation = true;
        }
        send.add(new CloseInfo(StatusCode.NORMAL).asFrame());
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        int len = msg.length;
        boolean continuation = false;
        byte mini[];
        for (int i = 0; i < len; i++)
        {
            DataFrame frame = null;
            if (continuation)
            {
                frame = new ContinuationFrame();
            }
            else
            {
                frame = new TextFrame();
            }
            mini = new byte[1];
            mini[0] = msg[i];
            frame.setPayload(ByteBuffer.wrap(mini));
            boolean isLast = (i >= (len - 1));
            frame.setFin(isLast);
            frames.add(frame);
            continuation = true;
        }
    }
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            int remaining = payload.remaining();
            int length = Math.min(remaining, maxLength);
            finished = length == remaining;

            boolean continuation = frame.getType().isContinuation() || !first;
            DataFrame fragment = new DataFrame(frame, continuation);
            boolean fin = frame.isFin() && finished;
            fragment.setFin(fin);

            int limit = payload.limit();
            int newLimit = payload.position() + length;
            payload.limit(newLimit);
            ByteBuffer payloadFragment = payload.slice();
            payload.limit(limit);
            fragment.setPayload(payloadFragment);
            LOG.debug("Fragmented {}->{}", frame, fragment);
            payload.position(newLimit);

            nextOutgoingFrame(fragment, this, entry.batchMode);
        }
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        return true;
    }

    protected void forwardIncoming(Frame frame, ByteAccumulator accumulator)
    {
        DataFrame newFrame = new DataFrame(frame);
        // Unset RSV1 since it's not compressed anymore.
        newFrame.setRsv1(false);

        ByteBuffer buffer = getBufferPool().acquire(accumulator.getLength(), false);
        try
        {
            BufferUtil.flipToFill(buffer);
            accumulator.transferTo(buffer);
            newFrame.setPayload(buffer);
            nextIncomingFrame(newFrame);
        }
        finally
        {
            getBufferPool().release(buffer);
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            // Skip the last tail bytes bytes generated by SYNC_FLUSH.
            payload = ByteBuffer.wrap(output, 0, outputLength - TAIL_BYTES.length);
            LOG.debug("Compressed {}: {}->{} chunk bytes", entry, inputLength, outputLength);

            boolean continuation = frame.getType().isContinuation() || !first;
            DataFrame chunk = new DataFrame(frame, continuation);
            chunk.setRsv1(true);
            chunk.setPayload(payload);
            boolean fin = frame.isFin() && finished;
            chunk.setFin(fin);

            nextOutgoingFrame(chunk, this, entry.batchMode);
        }
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Related Classes of org.eclipse.jetty.websocket.common.frames.DataFrame

  • org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension
  • org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher
  • org.eclipse.jetty.websocket.common.extensions.fragment.FragmentExtension$Flusher
  • org.eclipse.jetty.websocket.common.ParserTest
  • org.eclipse.jetty.websocket.common.WebSocketRemoteEndpoint
  • org.eclipse.jetty.websocket.server.ab.TestABCase6
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